"Awareness" for a public good is necessary to stimulate voluntary contributions towards the provision of this commodity. This applies in particular to the global reduction of greenhouse gases and its relevance for mitigation of climate change. The success of the new climate agreement to be...

We consider a model with two countries, two commodities and production factors, labour and environment. The countries first choose their environmental standards and then the equilibrium market allocations are determined. We study a subgame perfect Nash equilibrium of this game for two types of...